CN101665290B - Automatically controlled water treatment device - Google Patents

Automatically controlled water treatment device Download PDF

Info

Publication number
CN101665290B
CN101665290B CN 200910085730 CN200910085730A CN101665290B CN 101665290 B CN101665290 B CN 101665290B CN 200910085730 CN200910085730 CN 200910085730 CN 200910085730 A CN200910085730 A CN 200910085730A CN 101665290 B CN101665290 B CN 101665290B
Authority
CN
China
Prior art keywords
water
valve
backwash
state
pipeline
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN 200910085730
Other languages
Chinese (zh)
Other versions
CN101665290A (en
Inventor
刘丽辉
朱昌雄
钟卫权
俞晓芸
田云龙
温锦奋
赵永坤
宋巍
梁恩虎
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kaichuang Sun Environmental Science And Technology Development Beijing Co ltd
Institute of Environment and Sustainable Development in Agriculturem of CAAS
Original Assignee
Kaichuang Sun Environmental Science And Technology Development Beijing Co ltd
Institute of Environment and Sustainable Development in Agriculturem of CAAS
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kaichuang Sun Environmental Science And Technology Development Beijing Co ltd, Institute of Environment and Sustainable Development in Agriculturem of CAAS filed Critical Kaichuang Sun Environmental Science And Technology Development Beijing Co ltd
Priority to CN 200910085730 priority Critical patent/CN101665290B/en
Publication of CN101665290A publication Critical patent/CN101665290A/en
Application granted granted Critical
Publication of CN101665290B publication Critical patent/CN101665290B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The invention provides an automatically controlled water treatment device which comprises a raw water pump, a filtering device and a pure water box which are sequentially connected by a pipeline. The water treatment device also comprises a pure water liquid level device and a controller, wherein the pure water liquid level device is used for detecting the liquid level in the pure water box; and the controller is respectively electrically connected with the pure water liquid level device and the raw water pump, and is used for receiving the liquid level detected by the pure water liquid level device, and controlling the raw water pump to start when the liquid level in the pure water box is lower than a predetermined liquid level, and the water treatment device goes into a water making state; and otherwise, the controller controls the raw water pump to stop when the liquid level in the pure water box is not lower than the predetermined liquid level and the water treatment device goes into a standby state; and the predetermined liquid level is 50-90% of the maximum allowable liquid level of the pure water box. The water treatment device realizes the automation control of the entire water making process, and provides convenience for users.

Description

A kind of water treatment device of automatic control
Technical field
The present invention relates to a kind of water treatment device, and relate in particular to a kind of water treatment device of automatic control.
Background technology
In recent years, along with the fast development of China's rural economy, the fast development of mass-producing, intensive culture industry, however its to the pollution of rural ecological environment also in rapid increase.Intensive culture pollutes to agricultural, rural ecological environment and has caused immense pressure, causes very big pollution particularly for the water body of drinking water source, villages and small towns, and has influenced the drinking water safety in rural area.Vast rural area, China South China is mainly with the water source of natural waters such as dyke surface water or shallow ground water as tap water; Any discharging of intensive culture sewage has caused serious Rural Water Environment and waterhead area to pollute, and the rural potable water safety-problems is highlighted day by day.
The traditional technology of drinking water treatment at present generally is " coagulating sedimentation---filter---sterilization---purification "; Though traditional water treatment technology is to reducing opacity; Removing in the water suspended substance has and purifies disinfection preferably; But to being main little pollution with the organic contamination at present, then can not thoroughly remove organic pollutant, cause water quality not up to standard sometimes; And whole water treatment system is very huge, complicated operation, be difficult to realize that fully automated and maintenance and running cost are higher, is not suitable for the Rural areas.Also do not develop at present a kind of simple in structure, be convenient to operate and the lower-cost water treatment device that is applicable to the automatic control of Rural areas.
Summary of the invention
The active physics processing device system of prior biological is huge in order to overcome, complicated operation, be difficult to the defective that realizes that fully automated and maintenance and running cost are higher, and spy of the present invention provides a kind of simple in structure, water treatment device that level of automation is high.
The water treatment device of automatic control provided by the invention comprises: the raw water pump, filtration unit and the clear water tanks that link to each other through pipeline successively, and wherein, said water treatment device also comprises: the water purification liquid level meter is used for detecting the liquid level of clear water tanks; Unit is electrically connected with said water purification liquid level meter and raw water pump respectively, be used to receive the liquid level that said water purification liquid level meter is detected, and when the liquid level in the clear water tanks was higher than predetermined fluid level, the control raw water pump is opened, and water treatment device gets into the system water state; Otherwise the control raw water pump cuts out, and water treatment device gets into stand-by state; And the primary filter device, be connected on the pipeline between said raw water pump and the filtration unit, and the particle diameter of the particle diameter of this primary filter device largest particle of allowing the to pass through largest particle that allows greater than said filtration unit to pass through.
Wherein, said filtration unit comprises filtering film component and the water inlet portion and product water section that are separated by this filtering film component, and said water inlet portion links to each other through pipeline with the water outlet of primary filter device, and said product water section links to each other through pipeline with clear water tanks,
Said filtration unit also has the first concentrated water discharge mouth, the second concentrated water discharge mouth and backwash water inlet; The second concentrated water discharge mouth is positioned at said water inlet portion; Said first concentrated water discharge mouth and backwash water inlet are positioned at said product water section, and said backwash water inlet links to each other through pipeline with the water outlet of raw water pump or the water outlet of primary filter device;
Said water treatment device also comprises water intaking valve, produces water valve, the first dense water valve, second dense water valve and the backwash valve; Said water intaking valve is in the water outlet and the pipeline between the water inlet portion of said primary filter device; In the pipeline of said product water valve between said product water section and clear water tanks; The said first dense water valve, the second dense water valve link to each other through pipeline with the second concentrated water discharge mouth with the said first concentrated water discharge mouth respectively, and said backwash valve is in the water outlet and the pipeline between the said backwash water inlet of the water outlet of raw water pump or primary filter device;
Said unit is before the control water treatment device gets into the system water state; The control water intaking valve and the first dense water valve conducting earlier, product water valve, the second dense water valve and backwash valve disconnection, raw water pump are opened; Water treatment device gets into and is just washing state, so that filtration unit is just washed; Water treatment device through said just washing state after, said unit control water intaking valve with produce that water valve conducting, the first dense water valve, the second dense water valve and backwash valve are broken off, raw water pump is opened, water treatment device gets into the system water state; Through after the said system water state, said unit control water intaking valve, product water valve and the first dense water valve disconnection, backwash valve and the second dense water valve conducting, raw water pump are opened at water treatment device, and water treatment device gets into the backwash state, so that filtration unit is carried out backwash.
Water treatment device of the present invention can come the switching of control raw water pump automatically according to water purifying liquid level in the clear water tanks, has realized the robotization control of whole water making process, has reduced manual operation, for the user provides convenience.Therefore, water treatment device of the present invention has simple in structure, easy to operate advantage, is highly suitable for the water treatment of Rural areas.
Description of drawings
Fig. 1 is the structural representation of water treatment device of the present invention;
Fig. 2 is the structural representation of first embodiment of water treatment device of the present invention;
Fig. 3 is the structural representation of second embodiment of water treatment device of the present invention;
Fig. 4 is the structural representation of the 3rd embodiment of water treatment device of the present invention;
Fig. 5 is the structural representation of the 4th embodiment of water treatment device of the present invention; And
Fig. 6 is the structural representation of the 5th embodiment of water treatment device of the present invention.
Embodiment
Be described in detail with reference to the attached drawings the present invention below.
Fig. 1 shows the structure of water treatment device of the present invention, the flow direction of dotted line expression signal wherein, and solid line is represented the flow direction of water.As shown in Figure 1; The water treatment device of automatic control provided by the invention comprises raw water pump 20, filtration unit 40 and the clear water tanks 60 that links to each other through pipeline successively; Wherein, said water treatment device also comprises: water purification liquid level meter 80 is used for detecting the liquid level of clear water tanks 60; Unit 90; Be electrically connected with raw water pump 20 with said water purification liquid level meter 80 respectively, be used to receive the liquid level that said water purification liquid level meter 80 is detected, and when the liquid level in the clear water tanks 60 is lower than predetermined fluid level; Control raw water pump 20 is opened, and water treatment device gets into the system water state; Otherwise control raw water pump 20 cuts out, and water treatment device gets into stand-by state.
Wherein, said raw water pump 20 is used for Jiang Yuanshui and offers filtration unit 40; Said water purification liquid level meter 80 can be electronic level switch or float switch; Said unit 90 can be programmable logic controller CPM1A-20CDR.Said predetermined fluid level can be set according to actual needs, and for example, said predetermined fluid level can be the 50-90% of said clear water tanks 60 the highest permission liquid levels, is preferably 60-80%; The highest liquid level that is defined as the liquid that said clear water tanks can hold of the highest said permission liquid level.
Wherein, Said filtration unit 40 comprises filtering film component 410 and the water inlet portion 420 and product water section 430 that are separated by this filtering film component 410; Said water inlet portion 420 links to each other through pipeline with the water outlet of primary filter device 100, and said product water section 430 and clear water tanks 60 link to each other through pipeline.The particle diameter of the largest particle that 40 permissions of said filtration unit are passed through is 0.005-0.015 μ m, is preferably 0.01 μ m; Said filtering film component 410 can adopt PVC alloy capillary type ultra-filtration membrane, and the aperture of this ultra-filtration membrane is 0.005-0.015 μ m.
Generally speaking; Usually contain a large amount of silt, clay, suspended substance, algae, biological mud, corrosion product and larger molecular organics or the like in the former water; The existence of these materials be easy to filtration unit 40 in filtering film component 410 physics chemical action or mechanical effect take place and cause film surface or fenestra internal adsorption, deposition; Thereby make fenestra diminish or stop up, cause the permeable amount of film or separating power to descend.Preferably; As shown in Figure 2; Water treatment device of the present invention also comprises primary filter device 100; This primary filter device 100 is connected on the pipeline between said raw water pump 20 and the filtration unit 40, and the particle diameter of the largest particle that passes through greater than 40 permissions of said filtration unit of the particle diameter of the largest particle that passes through of 100 permissions of this primary filter device.This primary filter device 100 is used for removing silt, clay, suspended substance, algae, biological mud, corrosion product and larger molecular organics of former water or the like, thereby can prevent that these materials from stopping up fenestra, keeps the permeable amount and the separating power of film.The particle diameter of the largest particle that 100 permissions of said primary filter device are passed through is 6-12 μ m.The filter core of said primary filter device 100 can be that the aperture is the polypropylene melt blown filter of 6-12 μ m, and it is big that this filter core has filtration area, the advantage that the pressure-losses is little.And said primary filter device 100 can also be installed a plurality of filter cores, these a plurality of filter core parallel runnings, thus can obtain bigger water production rate.
Preferably, as shown in Figure 3, said filtration unit 40 also has the first concentrated water discharge mouth 440 that is positioned at said product water section 430; Said water treatment device also comprises and produces the water valve 50 and the first dense water valve 110, and in the pipeline of said product water valve 50 between said product water section 430 and clear water tanks 60, the said first dense water valve 110 links to each other through pipeline with the said first concentrated water discharge mouth 440; Said unit 90 is before control water treatment device entering system water state, and water valve 50 disconnections, first dense water valve 110 conductings, raw water pump 20 unlatchings are produced in control earlier, and water treatment device gets into and just washing state, so that filtration unit 40 is just being washed; Water treatment device through said just washing state after, 90 controls of said unit produce that water valves 50 conductings, the first dense water valve 110 are broken off, raw water pump 20 is opened, water treatment device gets into the system water state.The above-mentioned just process of washing can be removed the residual impurity on the filtering film component 410 before former water is filtered, and prevents that this impurity is brought in the clear water tanks 60, has guaranteed to flow through the quality of the water of filtering film component 410.
Said unit 90 can also be controlled water treatment device and just wash state and making circulation switching between the water state said; The said state of just washing can be set with the time length of system water state according to actual needs, for example can be respectively 15-60 second and 20-80 minute.Through the mode of this kind circulation flushing, can prevent that filtering film component 410 from causing the residual impurity accumulation too much because of working long hours, influence its permeable amount or separating power.
Preferably; As shown in Figure 4; Said filtration unit 40 also has and lays respectively at said water inlet portion 420 and second concentrated water discharge mouth 450 that produces water section 430 and backwash water inlet 460, and this backwash water inlet 460 links to each other through pipeline with the water outlet of raw water pump 20 or the water outlet of primary filter device 100;
Said water treatment device also comprises water intaking valve 30, produces water valve 50, second dense water valve 120 and the backwash valve 130; Said water intaking valve 30 is in the water outlet and the pipeline between the water inlet portion 420 of said primary filter device 100; In the pipeline of said product water valve 50 between said product water section 430 and clear water tanks 60; The said second dense water valve 120 links to each other through pipeline with the said second concentrated water discharge mouth 450, and said backwash valve 130 is in the water outlet and the pipeline between the said backwash water inlet 460 of the water outlet of raw water pump 20 or primary filter device 100;
Said unit 90 control water intaking valves 30 break off with 50 conductings of product water valve, backwash valve 130 and the second dense water valve 120, raw water pump 20 is opened, and water treatment device gets into the system water state; After the said system water state of water treatment device process; Said unit 90 control water intaking valves 30 are opened with 50 disconnections of product water valve, backwash valve 130 and second dense water valve 120 conductings, raw water pump 20; Water treatment device gets into the backwash state, so that filtration unit 40 is carried out backwash.Through this staggered filtering operational mode, guaranteed that the pollutent that the film surface is held back is eliminated, and makes the membrane flux of filter membrane that big decay not take place before forming thicker filter cake.
Preferably, the switching that between said system water state and backwash state, circulate of said unit 90 control water treatment device, the time length of said system water state and said backwash state can be set as required, for example can be respectively 20-80 minute and 15-60 second.Add wrong filtering operational mode through this pump around circuit, guaranteed that more effectively filtering film component 410 still can keep membrane flux that big decay does not take place under situation about working long hours.
Need to prove at this, omitted water purification liquid level meter 80, unit 90 and unit 90 and raw water pump 20, water intaking valve 30 among Fig. 4, produced the signal link between water valve 50, second dense water valve 120 and the backwash valve 130, to avoid line confusion among the figure.In addition; Only show the situation that backwash water inlet 460 and the water outlet of primary filter device 100 link to each other through pipeline among Fig. 4; In fact under the situation that does not have primary filter device 100; Said backwash water inlet 460 can also link to each other with the water outlet of raw water pump 20, or other water-supply sources of the water required with backwash can be provided link to each other.
Preferably; As shown in Figure 5; Said filtration unit 40 also has the first concentrated water discharge mouth 440, the second concentrated water discharge mouth 450 and backwash water inlet 460; The second concentrated water discharge mouth 450 is positioned at said water inlet portion 420, and the said first concentrated water discharge mouth 440 is positioned at said product water section 430 with backwash water inlet 460, and said backwash water inlet 460 links to each other through pipeline with the water outlet of raw water pump 20 or the water outlet of primary filter device 100;
Said water treatment device also comprises water intaking valve 30, produces water valve 50, first dense water valve 110, second dense water valve 120 and the backwash valve 130; Said water intaking valve 30 is in the water outlet and the pipeline between the water inlet portion 420 of said primary filter device 100; In the pipeline of said product water valve 50 between said product water section 430 and clear water tanks 60; Said first dense water valve 110, the second dense water valve 120 links to each other through pipeline with the second concentrated water discharge mouth 450 with the said first concentrated water discharge mouth 440 respectively, and said backwash valve 130 is in the water outlet and the pipeline between the said backwash water inlet 460 of the water outlet of raw water pump 20 or primary filter device 100;
Said unit 90 is before the control water treatment device gets into the system water state; The control water intaking valve 30 and first dense water valve 110 conductings earlier, product water valve 50, the second dense water valve 120 and backwash valve 130 are broken off, raw water pump 20 is opened; Water treatment device gets into and is just washing state, so that filtration unit 40 is just being washed; Water treatment device through said just washing state after, said unit 90 control water intaking valves 30 with produce that water valve 50 conductings, first dense water valve 110, the second dense water valve 120 and backwash valve 130 are broken off, raw water pump 20 is opened, water treatment device gets into the system water state; After the said system water state of water treatment device process; Said unit 90 control water intaking valves 30, product water valve 50 and first dense water valve 110 disconnections, backwash valve 130 and second dense water valve 120 conductings, raw water pump 20 are opened; Water treatment device gets into the backwash state, so that filtration unit 40 is carried out backwash.
In this operating mode, make the water process at every turn and be accompanied by the process of just washing and backwash working process, prevented that well impurity on the filter membrane in the filtration unit 40 is brought in the clear water tanks 60 and the membrane flux of filtering film component 410 induced attenuation not.
Preferably; The said water treatment device of said unit 90 controls is just being washed between state, system water state and the backwash state circulation and is being switched said, and the said time length of just washing state, system water state and backwash state is respectively 15-60 second, 20-80 minute and 15-60 second.Than once just washing and backwash, the workflow that water, backwash were just washed, made in this kind circulation has increased the number of times of just washing with backwash, and the clean filtering membrane module 410 more effectively.
Wherein, said unit 90 can be controlled according to 1 pair of raw water pump 20 of following table, water intaking valve 30, product water valve 50, backwash valve 130, the first dense water valve 110 and the second dense water valve 120.System water state time length and backwash state duration then can carry out corresponding selection according to following table 2.Need to prove that the data in table 1 and the table 2 all are exemplary, just for the ease of understanding the present invention.
Table 1
Table 2
The system water time length (branch) The backwash time (second)
20 15
30 25
50 40
80 60
Preferably, as shown in Figure 6, water treatment device provided by the invention can also comprise medical liquid container 140, is used to hold soup; And volume pump 150; The input aperture of this volume pump 150 is connected with said medical liquid container 140; Delivery port is communicated to pipeline or the pipeline between primary filter device 100 and the filtration unit 40 between said raw water pump 20 and the primary filter device 100 (shown in dotted portion among Fig. 6; This dotted line is not that representation signal flows at this, but is representing soup to flow to); Said unit 90 is electrically connected with said volume pump 150, and the soup that is used for controlling with medical liquid container 140 joins among the pipeline.
Wherein, said soup can be various sterilizing agents, like NaClO, chlorinated lime etc., is mainly used in the xenobiotic of removing former water and (as comprises colibacillary mikrobe or various algae, thereby can avoid the disadvantageous effect of these foreign matters to filtration unit.Contriver of the present invention finds; Operation is Hazard Factor to the long-term safety of filter membrane in microbial contamination, and some nutritive substances are filtered that membrane module 410 is held back and the film surface that accumulates in filtering film component 410, bacterium breeding rapidly in this environment; The bacterium that lives is together with its EM; Form Microbial slime and tightly adhere to the film surface of filtering film component 410, these mucus combine with other throw outs, have constituted the tectum of a complicacy; Its result not only has influence on the permeable amount of filtering film component 410, produces irreversible damage also can for filtering film component 410.Through in water treatment device, increasing medical liquid container, can reduce the xenobiotic in the former water effectively, thereby make filtration unit to work long hours and not blocked.
Water treatment device of the present invention has been realized the control of whole water making process automation, and simple in structure, is highly suitable for the water treatment of Rural areas.

Claims (3)

1. automatic water treatment device of control, this device comprises raw water pump (20), filtration unit (40) and the clear water tanks (60) that links to each other through pipeline successively, it is characterized in that said water treatment device also comprises:
Water purification liquid level meter (80) is used for detecting the liquid level of clear water tanks (60);
Unit (90); Be electrically connected with said water purification liquid level meter (80) and raw water pump (20) respectively, be used to receive the liquid level that said water purification liquid level meter (80) is detected, and when the liquid level in the clear water tanks (60) is lower than predetermined fluid level; Control raw water pump (20) is opened, and water treatment device gets into the system water state; Otherwise control raw water pump (20) cuts out, and water treatment device gets into stand-by state, and said predetermined fluid level is the 50-90% of the highest permission liquid level of said clear water tanks (60); And
Primary filter device (100) is connected on the pipeline between said raw water pump (20) and the filtration unit (40), and the particle diameter of the particle diameter of this primary filter device (100) largest particle of allowing the to pass through largest particle that allows greater than said filtration unit (40) to pass through,
Wherein, Said filtration unit (40) comprises filtering film component (410) and the water inlet portion (420) and the product water section (430) that are separated by this filtering film component (410); Said water inlet portion (420) links to each other through pipeline with the water outlet of primary filter device (100); Said product water section (430) links to each other through pipeline with clear water tanks (60)
Said filtration unit (40) also has the first concentrated water discharge mouth (440), the second concentrated water discharge mouth (450) and backwash water inlet (460); The second concentrated water discharge mouth (450) is positioned at said water inlet portion (420); Said first concentrated water discharge mouth (440) and backwash water inlet (460) are positioned at said product water section (430), and said backwash water inlet (460) links to each other through pipeline with the water outlet of raw water pump (20) or the water outlet of primary filter device (100);
Said water treatment device also comprises water intaking valve (30), produces water valve (50), the first dense water valve (110), the second dense water valve (120) and backwash valve (130); Said water intaking valve (30) is arranged in the water outlet of said primary filter device (100) and the pipeline between the water inlet portion (420); Said product water valve (50) is arranged in the pipeline between said product water section (430) and the clear water tanks (60); The said first dense water valve (110), the second dense water valve (120) link to each other through pipeline with the second concentrated water discharge mouth (450) with the said first concentrated water discharge mouth (440) respectively, and said backwash valve (130) is arranged in water outlet or the water outlet of primary filter device (100) and the pipeline between the said backwash water inlet (460) of raw water pump (20);
Said unit (90) is before the control water treatment device gets into the system water state; The control water intaking valve (30) and first dense water valve (110) conducting earlier, product water valve (50), the second dense water valve (120) and backwash valve (130) disconnection, raw water pump (20) are opened; Water treatment device gets into and is just washing state, so that filtration unit (40) is just washed;
Water treatment device through said just washing state after; Said unit (90) control water intaking valve (30) and the conducting of product water valve (50), the first dense water valve (110), the second dense water valve (120) and backwash valve (130) disconnection, raw water pump (20) are opened, and water treatment device gets into the system water state;
After the said system water state of water treatment device process; Said unit (90) control water intaking valve (30), product water valve (50) and the disconnection of the first dense water valve (110), backwash valve (130) and second dense water valve (120) conducting, raw water pump (20) are opened; Water treatment device gets into the backwash state, so that filtration unit (40) is carried out backwash.
2. water treatment device according to claim 1, wherein, said unit (90) control water treatment device is just being washed between state, system water state and the backwash state circulation and is being switched said; The said time length of just washing state, system water state and backwash state is respectively 15-60 second, 20-80 minute and 15-60 second.
3. water treatment device according to claim 1, wherein, this water treatment device also comprises:
Medical liquid container (140) is used to hold soup; And
Volume pump (150); The input aperture of this volume pump (150) is connected with said medical liquid container (140), and delivery port is communicated to pipeline or the pipeline between primary filter device (100) and the filtration unit (40) between said raw water pump (20) and the primary filter device (100);
Said unit (90) is electrically connected with said volume pump (150), is used for control the soup of medical liquid container (140) is joined among the pipeline.
CN 200910085730 2009-05-27 2009-05-27 Automatically controlled water treatment device Expired - Fee Related CN101665290B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200910085730 CN101665290B (en) 2009-05-27 2009-05-27 Automatically controlled water treatment device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200910085730 CN101665290B (en) 2009-05-27 2009-05-27 Automatically controlled water treatment device

Publications (2)

Publication Number Publication Date
CN101665290A CN101665290A (en) 2010-03-10
CN101665290B true CN101665290B (en) 2012-03-28

Family

ID=41802103

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 200910085730 Expired - Fee Related CN101665290B (en) 2009-05-27 2009-05-27 Automatically controlled water treatment device

Country Status (1)

Country Link
CN (1) CN101665290B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105446282B (en) * 2014-09-24 2017-12-15 上海奥星制药技术装备有限公司 Virtual water for pharmaceutical purposes system and its operation method, correcting device and modification method
CN104803426B (en) * 2015-04-02 2018-03-13 佛山市顺德区美的饮水机制造有限公司 The control method of water purifier and water purifier

Also Published As

Publication number Publication date
CN101665290A (en) 2010-03-10

Similar Documents

Publication Publication Date Title
CN205295018U (en) Portable degree of depth water processing system
CN102942265A (en) Whole-membrane-process water treatment integration device
CN103764574A (en) System and method for wastewater treatment
CN101890300B (en) Integrated ultrafiltration membrane water treatment device integrating membrane fiber detection
CN206915885U (en) A kind of integrated sewage treating apparatus
CN201280482Y (en) Automatic water purifier
CN201587866U (en) Automatic control water-treatment device
CN205613286U (en) Control wastewater discharge's water preparation system is detected through waste water TDS
CN101665290B (en) Automatically controlled water treatment device
KR100850770B1 (en) Irrigation water purifying apparatus and method for converting the agricultural water reuse using the same
KR101446127B1 (en) Water treatment apparatus
CN108380053A (en) A kind of environment-protecting cultivation water treatment facilities and method
CN204702617U (en) Purified water preparation facilities
CN101665275B (en) Automatic control method of water treatment device
CN209052473U (en) A kind of tap water detection filter device
CN104140172B (en) A kind of Seawater desalination pretreatment method
KR101459001B1 (en) Water treatment apparatus and water treatment method
CN202953891U (en) Full automatic control system of water purifying device
CN205461190U (en) Water advanced treatment integrated device
CN205472990U (en) Water purification pure water all -in -one
CN205099413U (en) Reverse osmosis water treatment equipment
KR101447963B1 (en) Water treatment method
CN203754516U (en) Full-automatic purification treatment system for water circulation of fish tank
CN106007040A (en) Heavy metal wastewater treatment system and method
CN211056876U (en) Reverse osmosis type sewage treatment device

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20120328

Termination date: 20140527